1.Hypotensive Efficacy and Safety of Manidipine on the Patient with Essential Hypertension.
Won Sang YOO ; Young Bin JEON ; Sang Hyun PARK ; Chang Young LIM ; Suck Koo CHOI
Korean Circulation Journal 1991;21(2):350-355
Thirty patient with essential hypertension were administered Manidipine, a new calcium antagonist, 10~20mg once daily to evaluate the hypotensive efficacy and safety for 8 weeks. And the followings were the result. 1) Patients were consists of 14 male, 16 female, aged 53 in average and classified as mild in 21 and moderate in 9 patients. 2) Optimum intial dose was 10mg and 10 to 20mg were the doses recommended. 3) Blood pressure dropped after 8 weeks 24/13mmHg in average, rewarding 80% effectiveness and normalized in 87%. 4) Most frequent side reaction was facial flushing in 5 patiens followed by palpitation and dizziness, all of which did not disturb the continuation of medication. 5) Most of routine laboratory parameter were normal and unchanged between before and after the trial. 6) Overall rating of usefulness was 77%. In conclusion, Manidipine 10 to 20mg once daily regimen is well tolerated and effective in the treatment of mild to moderate essential hypertension.
Blood Pressure
;
Calcium
;
Dizziness
;
Female
;
Flushing
;
Humans
;
Hypertension*
;
Male
;
Reward
2.Comparison of Direct-labeling Method of Antibody with 99mTc and 188Re.
Chang Woon CHOI ; Sang Moo LIM ; Kwang Sun WOO ; Wee Sup CHUNG ; Tae Hyun CHOI ; Soo Jeong LIM
Korean Journal of Nuclear Medicine 1999;33(1):84-93
PURPOSE: We investigated the direct labeling method of antibody with 99mTc and 188Re and examined the stability and function of these labeled compounds in in vitro and in vivo. MATERIALS AND METHODS: Disulfide bond of nonspecific human IgG was reduced to -SH group by 2-mercaptoethanol. Stannous ion was used to reduce 99mTc and 188Re. The stability of 99mTc-IgG and 188Re-IgG was estimated upto 24 hrs. Biodistribution was evaluated in abscess bearing rats at 4 and 24 hr post-injection of 99mTc or 188Re labeled IgG. RESULTS: The number of -SH group per reduced IgG molecule was 2.34. The labeling yield of 99mTc-IgG and 188Re-IgG were 90% and 95%, respectively. The stability of 99mTc-IgG at 1, 4, 6 and 24 hr was 91%, 83%, 78%, 7% and that of 188Re-IgG, high uptake was found on kidney, blood, stomach and abscess (9.42+/-0.68, 1.43+/-0.24, 0.86+/-0.18, 0.72+/-0.10 %ID/g, respectively). The uptakes at 24 hr were kidney, abscess, stomach, and blood in descending order. In case of 188Re-IgG, high uptake at 4 hr post injection appeared on kidney, blood, abscess and stomach (3.92+/-0.62, 1.32+/-0.08, 0.88+/-0.01, 0.26+/-0.06, respectively). The upatkes at 24 hr were kidney, abscess, blood abd stomach in descending order. The abscess to blood uptake ratio of 99mTc-IgG was 0.5 at 4 hr and 2.02 at 24 hr and that of 188Re-IgG was 0.67 and 1.29. CONCLUSION: 99mTc-IgG and 188Re-IgG and 188Re-IgG canbe labeled efficiently with direct labeling method. However, 99mTc-IgG and 188Re-IgG, labeled with direct method, was unstable. Further study in needed to enhance the stability of the antibody labeling.
Abscess
;
Animals
;
Humans
;
Immunoglobulin G
;
Kidney
;
Mercaptoethanol
;
Rats
;
Stomach
3.The analysis of cost-effectiveness of implant and conventional fixed dental prosthesis.
June Sang CHUN ; Alix HAR ; Hyun Pil LIM ; Hoi Jeong LIM
The Journal of Advanced Prosthodontics 2016;8(1):53-61
PURPOSE: This study conducted an analysis of cost-effectiveness of the implant and conventional fixed dental prosthesis (CFDP) from a single treatment perspective. MATERIALS AND METHODS: The Markov model for cost-effectiveness analysis of the implant and CFDP was carried out over maximum 50 years. The probabilistic sensitivity analysis was performed by the 10,000 Monte-Carlo simulations, and cost-effectiveness acceptability curves (CEAC) were also presented. The results from meta-analysis studies were used to determine the survival rates and complication rates of the implant and CFDP. Data regarding the cost of each treatment method were collected from University Dental Hospital and Statistics Korea for 2013. Using the results of the patient satisfaction survey study, quality-adjusted prosthesis year (QAPY) of the implant and CFDP strategy was evaluated with annual discount rate. RESULTS: When only the direct cost was considered, implants were more cost-effective when the willingness to pay (WTP) was more than 10,000 won at 10th year after the treatment, and more cost-effective regardless of the WTP from 20th year after the prosthodontic treatment. When the indirect cost was added to the direct cost, implants were more cost-effective only when the WTP was more than 75,000 won at the 10th year after the prosthodontic treatment, more than 35,000 won at the 20th year after prosthodontic treatment. CONCLUSION: The CFDP was more cost-effective unless the WTP was more than 75,000 won at the 10th year after prosthodontic treatment. But the cost-effectivenss tendency changed from CFDP to implant as time passed.
Dental Prosthesis*
;
Korea
;
Patient Satisfaction
;
Prostheses and Implants
;
Prosthodontics
;
Survival Rate
4.Usefulness of Dipyridamole and Dobutamine Stress Echocardiography in Myocardial Infarction.
Sang Wook LIM ; Hyuck Moon KWON ; Yang Soo JANG ; Hyun Seung KIM
Korean Circulation Journal 1994;24(1):86-98
BACKGROUND: The dipyridamole and dobutamine stress echocardiography have been studied as a non-invasive diagnostic test in coronary artery disease. Recently, some authors have extended the usefulness of these tests to predicting the prognosis of myocardial infarction patients. But as far as we know, there was no literature which tried boh tests to the same infarcted patients group. So, we performed both tests in the 23 infarcted patients to compare and evaluate both tests as predicting the prognosis in myocardial infarction. METHODS: Patients underwent (1) two-dimensional echocardiography under basal condition and after dipyridamole infusion for 4 minites at the dose of 0.14mg/kg/min, (2) another two dimensional echocardiography under basal and during dobutamine infusion at each dose of 5 to a maximum of 20microg/kg/min at 1 or 2 days after dipyridamole stress echocardiography, and (3) coronary and left ventricular angiography. Preinfusion and peak infusion images were analyzed independently by two different observers using Nova Micro Sonic soft were(DataVueII and ColorVue II analysis system). The segmental wall motions were scored as follows ; hyperkinetic : 1, normal : 2, hypokinetic : 3, akinetic : 4. THe test response was considered positive if abnormal wall motion and reduced myocardial thickening were observed during drug infusion at the vascular distributions except the akinetic infarcted segment identified during basal condition. The coronary angiography was analyzed by measuring the maximal luminal diameter stenosis with caliper and 50% or greater diameter narrowing was considered significant. The sensitivity and specificity were calculated by comparing echocardiographic prediction and angiographic findings. RESULTS: 1) Among 22 patients with sufficient image in dipyridamole stress echocardiography, 13 patients have myltivessel coronary disease without resting akinesia of non-infarcted segments. Only 5 patients showed positive findings in dipyridamole stress echocardiography(sensitivity, 38.4%). Among 9 patients who has single or minimal disease, 9 patients were negative finding(specificity, 100%). 2) Among 21 patients with sufficient image in dobutamine stress echocardiography, 12 patients have multivessel coronary disease without resting akinesia of non-infarcted segments. 7 patients showed positive finding in dobutamine stress echocardiography(sensitivity, 58.3%). Among 9 patients who has single or minimal disease, 8 patients showed negative finding(specificity, 88.8%). 3) In hemodynamic changes, dipyridamole stress echocardiography showed significant changes in heart rates and double products and dobutamine stress echocardiography showed significant changes in heart rates, systolic blood pressure and double products. 4) There was no significant side effect during both stress tests inacute and old myocardial infarction patients. CONCLUSION: 1) The dobutamine and dipyridamole stress echocardiography are safe and easy test for myocardial infarction patients. 2) The dobutamine stress echocardiography has higher sensitivity than dipyrdamole stress echocardiography for identifying multivessel coronary disease in myocardial infarction patients but the dose of both drugs were relatively small to get the adequate results. So the high dose of drugs must be tried in feature study.
Angiography
;
Blood Pressure
;
Constriction, Pathologic
;
Coronary Angiography
;
Coronary Artery Disease
;
Coronary Disease
;
Diagnostic Tests, Routine
;
Dipyridamole*
;
Dobutamine*
;
Echocardiography
;
Echocardiography, Stress*
;
Exercise Test
;
Heart Rate
;
Hemodynamics
;
Humans
;
Myocardial Infarction*
;
Phenobarbital
;
Prognosis
;
Sensitivity and Specificity
5.The Changes of Autoantibodies against Hair Follicle in Alopecia Areata.
Hyun Sang LIM ; Seong Jun SEO ; Myeung Nam KIM ; Chang Kwun HONG ; Byung In RO
Korean Journal of Dermatology 1998;36(6):1018-1023
BACKGROUND: All though the cause of alopecia areata is not known, many studies have recenty focused on the autoimmunity of alopecia areata. OBJECTIVES: The objectives of this study were to detect autoantibodies against hair follicular antigens and compare the autoantibody level before and after treatment of alopecia areata. METHODS: We collected serum from: (a) 7 alopecia areata patients with good therapeutic responses, (b) 5 alopecia areata patients with poor therapeutic responses (c) 5 normal control people. First, we detected the antigens of hair follicles with SDS-PAGE. Secondly we reacted the antigens with the patients' and normal control serums by Western blotting. RESULTS: The follicular antigens were seen in the range of 44kD-57kD. Autoantibodies obviously apparent in patients of alopecia areata but not in the normal control. High concentrations of were Autoantibodies against follicular antigens seemed to be present in the patients with good therapeutic responses and as they had been treated well, the level of autoantiboies has decreased. Autoantibodies, however, were present in small amounts and were almost an changed between before and after treatment in the patients with poor therapeutic responses except for one case. CONCLUSION: There are kinds of autoantibodies against hair follicles in the serums of alopecia areata patients, and the titers of antibodies may be correlated with therapeutic responses.
Alopecia Areata*
;
Alopecia*
;
Antibodies
;
Autoantibodies*
;
Autoimmunity
;
Blotting, Western
;
Electrophoresis, Polyacrylamide Gel
;
Hair Follicle*
;
Hair*
;
Humans
6.Two Cases of Twenty-Nail Dystrophy.
Hyun Sang LIM ; Kang Seok LEE ; Seong Jun SEO ; Chang Kwun HONG ; Byung In RO
Annals of Dermatology 1999;11(2):86-89
Twenty-nail dystrophy is an idiopathic nail dystrophy in which all twenty nails are uniformly and simultaneously affected with excess longitudinal ridging and loss of lustre. The pathogenesis is controversial, and the treatment is unsuccessful. It is thought to have a self-limiting and reversible nature when it develops in childhood, but in adults, it is unusual and exists persistently. We re-port here two cases of adult patients with dystrophy of all twenty nails, whose ages were 58 and 55. The disease had been present for one year and may be associated with alopecia areata in the 58 year old and an idiopathic condition in the 55 year old. Negative results were obtained on mycological studies. Biopsies taken from the nail bed revealed marked hyperkeratosis consistent with nail dystrophy.
Adult
;
Alopecia
;
Alopecia Areata
;
Biopsy
;
Humans
7.Splenic Rupture Complicated by Infective Endocarditis.
Joon Han SHIN ; Sang Wook LIM ; Hyuck Moon KWON ; Hyun Seung KIM
Korean Circulation Journal 1992;22(2):330-334
In complication of infective endocaditis splenomegaly and splenic infarction are not uncommon but splenic rupture is very rare. We report a case of splenic rupture complicated by infective endocarditis in 1 71-yr-old man who had been suffered from rheumatic heart disease (aortic regurgitation and stenosis and mitral regurgitation). The patient was admitted to mild fever and generalized weakness for 20 days. Diagnosis of infective endocarditis due to Staphylococcus epidermidis was made by clinical manifestaions and blood culture study.On 34th day of admissionthe patient suddenly displayed the symptoms and signs of massive intraperitoneal hemorrhage. Splenic rupture was revealed by paracentesis and radiologic studies. Rupture of spleen is an uncommon and usually fatal complication of infective endocarditis. Therefore early diagnosis and prompt treatment must be performed.
Constriction, Pathologic
;
Diagnosis
;
Early Diagnosis
;
Endocarditis*
;
Fever
;
Hemorrhage
;
Humans
;
Paracentesis
;
Rheumatic Heart Disease
;
Rupture
;
Spleen
;
Splenic Infarction
;
Splenic Rupture*
;
Splenomegaly
;
Staphylococcus epidermidis
8.Study on Macrosomia Based on Birth Certificate Data.
Sang Hwa PARK ; Jung Ho HAN ; Kyung Sil LIM ; Seung Yup KU ; Seok Hyun KIM
Korean Journal of Obstetrics and Gynecology 2000;43(9):1611-1615
No abstract available.
Birth Certificates*
;
Parturition*
9.Histopathologic changes of the craniomandibular joint according to the amount of distraction after 6 weeks of distraction osteogenesis in rabbits.
Hyun Ho KIM ; Su Gwan KIM ; Sung Chul LIM ; Hae Man CHUNG ; Sang Gon KIM
Journal of the Korean Association of Oral and Maxillofacial Surgeons 2003;29(2):79-85
The purpose of this study is to observe histopathologic changes in the bilateral craniomandibular joints after allowing 6 weeks of consolidation by varying the amount of distraction in rabbit mandible. Eight rabbits weighing about 2 to 3kg were used. After corticotomy was performed on the left mandibular body between the first premolar and the second premolar region, a unilateral fixation device was placed. Then, a 7-day period was allowed without distraction of the device. The mandible was lengthened 0.5mm/day. Corticotomy and lengthening of mandible were not performed in control group. After the completion of the lengthening process, a 6-week-consolidation period was allowed. Then, the rabbits were sacrificed, and histologic examination of the craniomandibular joints was performed. Proliferative changes were observed in the craniomandibular joints in all groups. With the increasing amount of distraction, hypertrophy of the cartilage layer became more severe, bone formed was dense and enchondral ossification was clearly shown in subchondral bone. Hypertrophy of the cartilage layer was also seen in the non-distracted side as the distracted side in the experimental group. These results indicate that when physical force is applied constantly to joints, the proliferation of articular cartilage and bone formation are present. When more than 6 weeks of consolidation period is allowed at the time of performing distraction for more than 5mm, articular changes, especially, in the contralateral side should also be noted.
Bicuspid
;
Cartilage
;
Cartilage, Articular
;
Hypertrophy
;
Joints*
;
Mandible
;
Osteogenesis
;
Osteogenesis, Distraction*
;
Rabbits*
10.EMA-CO regimen in high-risk gestational trophoblastic disease.
Sang Lim CHOI ; Yong Hak KIM ; Ki Tae KIM ; Hyun Chan KIM
Korean Journal of Obstetrics and Gynecology 1992;35(1):85-96
No abstract available.
Gestational Trophoblastic Disease*